274040231 has 2 divisors, whose sum is σ = 274040232. Its totient is φ = 274040230.

The previous prime is 274040197. The next prime is 274040233. The reversal of 274040231 is 132040472.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 274040231 - 2¹⁴ = 274023847 is a prime.

It is a super-2 number, since 2×274040231² = 150196096413066722, which contains 22 as substring.

Together with 274040233, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 274040197 and 274040206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (274040233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137020115 + 137020116.

It is an arithmetic number, because the mean of its divisors is an integer number (137020116).

Almost surely, 2^274040231 is an apocalyptic number.

274040231 is a deficient number, since it is larger than the sum of its proper divisors (1).

274040231 is an equidigital number, since it uses as much as digits as its factorization.

274040231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 274040231 is about 16554.1605344397. The cubic root of 274040231 is about 649.5383159382.

The spelling of 274040231 in words is "two hundred seventy-four million, forty thousand, two hundred thirty-one".